NULL function frame

Jouni Malinen j
Thu May 7 00:54:17 PDT 2015

On Thu, May 07, 2015 at 07:22:28AM +0000, volker.obhof.w at wrote:
> I sniffed data with wireshark from wpa_supplicant. I recongnized that wpa_supplicant sends almost every second  a NULL function frame to my AP.

wpa_supplicant does not send that; the WLAN driver or firmware may do
that to update its power save state.

Jouni Malinen                                            PGP id EFC895FA

More information about the Hostap mailing list